I agree. Nice idea, but unless the systems are very simple, with easily obtainable replacement parts; and can be maintained by a local person with a minimum of technical training, it is likely that after a relatively short time these systems will be non-functional.

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I agree. Nice idea, but unless the systems are very simple, with easily obtainable replacement parts; and can be maintained by a local person with a minimum of technical training, it is likely that after a relatively short time these systems will be non-functional.